Problem 3: A banked highway is designed for traffic moving at v = 84 km/h. The radius of the curve r = 337 m. Part (a) Write an equation for the tangent of the highway's angle of banking. Give your equation in terms of the radius of curvature r, the intended speed of the turn v, and the acceleration due to gravity g. Expression : tan(0) = Select from the variables below to write your expression. Note that all variables may not be required. B. y, 0, b, d, g, h, j, k, m, n, P, r, S, v Part (b) What is the angle of banking of the highway? Give your answer in degrees. Numeric : A numeric value is expected and not an expression.

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Q: work done by this force.

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.